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ICP
Heating & Cooling Combined Unit

Model # NPGAA18C1K3 Official ICP heating & cooling unit

Here are the diagrams and repair parts for Official ICP NPGAA18C1K3 heating & cooling unit, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 82 parts  |
Contactor 1050699
#2

Control box diagram

Contactor

Part #1050699

Replaced by #94-388

?
Manufacturer substitution
This part replaces 1050699. Substitute parts can look different from the original.
$33.20 | 
15% OFF Phone Price : $39.20
In Stock
Cap Rnrd 1094954
#6

Blower diagram

Cap rnrd

Part #1094954

Replaced by #12005

?
Manufacturer substitution
This part replaces 1094954. Substitute parts can look different from the original.
$16.49 | 
11% OFF Phone Price : $18.49
In Stock
Valve 1009093
#9

Functional replacement parts diagram

Valve

Part #1009093

Replaced by #1170430

?
Manufacturer substitution
This part replaces 1009093. Substitute parts can look different from the original.
$674.90 | 
$12.00 OFF Phone Price : $686.90
In Stock
Limit Switch 1005549
#7

Functional replacement parts diagram

Limit switch

Part #1005549

Replaced by #1013102

?
Manufacturer substitution
This part replaces 1005549. Substitute parts can look different from the original.
$15.62 | 
11% OFF Phone Price : $17.62
In Stock
Furnace Burner (replaces 1012383, 1149463) 1008724
#10

Functional replacement parts diagram

Furnace burner (replaces 1012383, 1149463)

Part #1008724

$84.88 | 
7% OFF Phone Price : $90.88
In Stock
Furnace Flue Collector Box 1065256
#3

Functional replacement parts diagram

Furnace flue collector box

Part #1065256

$111.37 | 
10% OFF Phone Price : $123.37
In Stock
Plate Restri 1054396
#16

Functional replacement parts diagram

Plate restri

Part #1054396

$54.11
In Stock
Board Termin 612254
#4

Control box diagram

Board termin

Part #612254

$20.06
In Stock
Drain Tube 1069172
#24

Functional replacement parts diagram

Drain tube

Part #1069172

$149.00
In Stock
Drain Pan 1065795
#28

Non-functional replacement parts diagram

Drain pan

Part #1065795

$61.53
In Stock

Most common symptoms to help you fix your heating & cooling combined units

Choose a symptom to see related heating and air conditioning system repairs.

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Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

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Why isn’t my air conditioner cooling well?

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

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Why isn’t my air conditioner cooling?

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

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Why won't my air conditioner turn on?

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

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Why won't my furnace turn on?

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

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Why won’t my furnace burners won’t stay lit?

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

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Most common repair guides to help fix your heating & cooling combined units

These step-by-step repair guides will help you safely fix what’s broken on your HVAC system.

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How to unclog the air conditioner drain line

How to unclog the air conditioner drain line

The condensate drain line for your central air conditioner can clog with mold and mildew. Water will back up and start d…

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Repair difficulty
Time required
 15 minutes or less
How to replace the furnace flame sensor

How to replace the furnace flame sensor

The flame sensor detects when furnace burner flames are lit. You may need to replace the flame sensor if flames only sta…

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Repair difficulty
Time required
 15 minutes or less
How to replace a heating and air conditioning system thermostat

How to replace a heating and air conditioning system thermostat

The control thermostat for your HVAC system can stop working. This repair guide shows how to replace it.…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your heating & cooling combined units

Use the advice and tips in these articles and videos to get the most out of your HVAC system.

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Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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How to prevent the 2 most common AC failures from ruining your summer

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